www.sentech.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b5:f9:5c:56:a5:ee:62:55:4f:f4:1d:78:84:8f:b9:e5:1f was issued on by Let's Encrypt.

With 5 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.sentech.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b5:f9:5c:56:a5:ee:62:55:4f:f4:1d:78:84:8f:b9:e5:1f
Serial Number (int): 323259423427665680122078483912807327327519
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 37:9f:06:cb:76:05:10:61:3f:5d:c5:4e:36:b4:40:88:c9:77:f5:8f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 3b:2c:af:b7:45:c9:3f:c5:b9:0a:f1:da:3a:d2:6f:bc:45:b0:1d:8a
Fingerprint (sha256): 59:50:08:02:78:84:03:5b:14:d4:35:eb:28:74:f0:15:da:52:d2:bc:e9:0f:01:14:a5:37:cd:1c:6d:ff:c3:6a

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.sentech.com

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.sentech.com

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

sentech3.api.itool4.net
sentech3.b01.itool4.net
sentech3.cron.itool4.net
sentech3.f01.itool4.net
www.sentech.com

Other certificates including the domain name sentech.com

(limited to 100 certificates)
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com
www.sentech.com

Certificate

The complete raw certificate details for www.sentech.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAo6WZVMKvnefgyqbGdOBg
jsPH8CcJAT+1QdacqgwFuGvXeb05pL9M7sVRy3TNyKczwdaDgmLL3pipQQ2aqsup
5intSrV9EGc1nvR+0a7fU4r8AK0SXJymB6xHh3uGG5XemviF75zV74NzuJy9ivy9
8gqEJt904y989xw01GejBqxZbltkePI4tjVQM0PiPYZZupbpwUihXHjIU+5nCwfR
Uumd3MqSYie1aK9bmJqzZc3sQfdxbFe28EDThxocOhGeT8dkltjB79sqxkIR8oBr
+2vQp9dkZ+CICZA1D5i8D0+Z6TflE02f8mO//RrIe3gwVjE9W/Aw2YSDVyVSiwBO
5wIDAQAB
-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 323259423427665680122078483912807327327519
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-04 09:07:33 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-02 09:07:33 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.sentech.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 20658503595017217003506196212999863115880985851135758346180139228619654428836676542897214755351375202300663432411812045428430593481019625659361161991042838077410673219247828943619606343610674627446321597368252778217502655711391541567154260334761600538390625769754341149063954496851133179900438718004771026751114141857556512981620997118891497970243181927458528742781783415535085777164090302248474826971970518167655140715042809906082874717593110988259598461451067413918865810675750961578582301558118912951905035490123325230755779153771254087290088081419297988689232703775115268691901940385893788805028192148161306840807
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							379f06cb760510613f5dc54e36b44088c977f58f
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (120 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sentech3.api.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sentech3.b01.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sentech3.cron.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sentech3.f01.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sentech.com'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170a503c7be000004030046304402204fc6b915b92d3dc02a74b3f946eeaf0ae3d02b719b263c4de3e7f7d3967fcf4902207b93d7b0fd381f88a6252e70e85fd7b2532884de17654a9a8d03c1e025cabfac00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170a503c7fc0000040300473045022100ddd23177c2807f7e681ce9030d2586d8683668bcc16647270619da3e128ab1fc0220540ebe6edc5aed9ad6bc17de20f8efa3c3bbea43ac2ddaf5bdba15ad46e1917e
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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